题目

(08宜昌)图7所示,在“研究浮力可能跟什么因素有关”的实验中,某同学在水桶中装满水,往下按空饮料罐水会溢出。空饮料罐被按得越深,则受到的浮力      答案: The student, if well _____ , will pass the examination without much difficulty. A. preparing      B. prepared     C. to prepare   D. ready
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